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18-09-2017
Mathematics

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It takes 60 minutes for 7 people to paint 5 walls. How many minutes does it take for 10 people to paint 10 walls?

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Аноним Аноним

18-09-2017

60 = 5k/7

420 = 5k

84 = k

m = 10(84)/10
m = 84

Hope this helps!

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